In the heat of an Arizona summer in 2005…

The McIlveen family had a vision to revolutionize the water filtration industry so that people can have access to clean water anytime, anywhere. Celtic Plastics, LLC is a family-owned and operated custom plastic injection molding company that manufactures water filter housings for a variety of industries, including recreation vehicles, water heaters, reverse osmosis systems, evaporative cooling and more. Celtic Plastics, in partnership with Eastman Chemical, has developed a groundbreaking product line of clear plastic pre-filtration products using Eastman’s Eastar copolyester resin.

By using advanced materials and cutting-edge concepts, we are changing the world with clean water—one person at a time.